After changing your password the Wi-Fi/wireless connection will stop working.
You will be presented with this error notification.
In order to reconnect the Wi-Fi connection click on the network icon in the upper right corner of the screen.
and choose the”Edit Connections...” option.
Click on the network that you wish to reconnect to
Eg. Usually AAU-1x
Click on the [Edit...] button.
If you use Eduroam, you will also need to do this to reactivate the connection again.
In the next window, click on the [Wi-Fi security] Tab.
You will now be able to type in your new password
Click on the [SAVE..] button to finish.
You will be presented with this dialog box,
And you will need to click on the [IGNORE] button.
You should now be connected to the wireless network again.